Engine Case
- New AutoLinea aluminum Super Case
- Full-flow oil system
- Shuffle-pinned center main
- Clearanced for 86 mm stroker crank
- Thrust-cut and decked
- Case savers installed
- Dynamic balancing
Crankshaft
- 86 mm forged 4340 chromoly stroker crank
- Counterweighted
- 8-dowel flywheel mounting
- Nitrided journals
- Precision balanced
Connecting Rods
- Forged H-beam rods
- Chevy journal
- ARP 2000 rod bolts
- Fully balanced
Pistons & Cylinders
- AA Performance or Mahle forged pistons
- 94 mm forged pistons
- Performance piston rings
- Forged wrist pins
Camshaft
Common choices include:
- Engle FK-89
- Engle FK-87
- WebCam 86C
- Custom performance cam
Usually paired with:
- Straight-cut cam gears
- Lightweight racing lifters
Cylinder Heads
High-flow CNC-ported heads featuring:
- 44 x 37.5 mm stainless valves (street)
- 46 x 37.5 mm valves (high-output builds)
- CNC intake and exhaust ports
- Dual high-pressure valve springs
- Chromoly retainers
- Bronze valve guides
- Competition valve job
Valve Train
- Chromoly pushrods
- Forged 1.4:1 rocker arms
- Solid rocker shafts
- Swivel-foot adjusters
- HD rocker studs
Lubrication
- 30 mm high-volume oil pump
- Full-flow oil filtration
- External spin-on filter
- External oil cooler with thermostat (common)
- Deep sump (1.5–3.5 qt)
- Oil pressure sender
Cooling System
- Doghouse fan shroud
- Welded cooling fan
- Complete cooling tin
- High-capacity oil cooler
- Cylinder deflectors
- Thermostat provision (optional)
Fuel System
Typical configurations:
- Dual Weber 48 IDA
- Dual Weber 48 IDF
- Dual EMPI HPMX 48
- Match-ported intake manifolds
- Performance linkage
- Large-flow air cleaners
Many premium engines use 48 IDA carburetors for maximum airflow.
Ignition
- HEI electronic distributor or CB Magnaspark
- Electronic ignition module
- High-output coil
- 8 mm performance plug wires
- Performance spark plugs
Charging System
- 12-volt alternator
- 55-amp output
- Internal voltage regulator
- Billet alternator pulley
Flywheel
- Forged chromoly
- 200 mm
- Lightened
- 8-dowel
- Dynamically balanced
Clutch
Typical options:
- Kennedy Stage 1 (street)
- Kennedy Stage 2 (high-performance)
- Cush-Loc or Copperhead clutch disc
Exhaust
- A1 Sidewinder stainless exhaust
- 1⅝” to 1¾” merged header
- Performance muffler
- Stainless collector
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